Subtract 81/60 from 18/50
1st number: 18/50, 2nd number: 1 21/60
18/50 - 81/60 is -99/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
18/50 = 18 × 6/50 × 6 = 108/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
81/60 = 81 × 5/60 × 5 = 405/300 - Subtract the two like fractions:
108/300 - 405/300 = 108 - 405/300 = -297/300 - After reducing the fraction, the answer is -99/100
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